. >> romney running mate paul ryan arrived in kentucky where he will face-off for 90 minutes with the vice president joe biden. it will be ryan's first debate on the national stage. with the race so close there is extra pressure for him to turn in a clutch performance. >> vice president biden travels to the debate site later today. he had several mock debates with the paul ryan stand-in, maryland congressman chris van holland. who has been with biden all week helping him prep, and a sign of how good he feels about his prospects, his first campaign event after the debate will be in wisconsin, right in paul ryan's back yard. martha raddatz moderates the debate and we will carry it live. >>> as for the top of the ticket, there are questions this morning about where mitt romney stands on abortion. romney said in an interview tuesday that he has no plans for abortion legislation if elected. but anti-abortion advocates reminded him of his pledge to do everything in his power to promote a culture of life. and so on the stump in ohio, romney reaffirmed that he is indeed pro-life. in an interv